Home / 74,397.58-111,567.81-31,675.92

Finding the Fourth Proportional to 74,397.58, 111,567.81 and 31,675.92

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Solution

The fourth proportional to 74,397.58, 111,567.81 and 31,675.92 is: 47,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,397.58 : 111,567.81 = 31,675.92 : x
  2. Step 2: Convert to fraction form
    74,397.58/111,567.81 = 31,675.92/x
  3. Step 3: Cross multiply
    74,397.58x = 111,567.81 × 31,675.92
  4. Step 4: Simplify right side
    74,397.58x = 3,534,013,591.00
  5. Step 5: Solve for x
    x = 3,534,013,591.00/74,397.58
  6. Step 6: Final answer
    x = 47,501.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.